/*
 *  Copyright 2017 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

package org.webrtc;

/**
 * Java wrapper for a C++ TurnCustomizer.
 */
public class TurnCustomizer {
    private long nativeTurnCustomizer;

    public TurnCustomizer(long nativeTurnCustomizer) {
        this.nativeTurnCustomizer = nativeTurnCustomizer;
    }

    public void dispose() {
        checkTurnCustomizerExists();
        nativeFreeTurnCustomizer(nativeTurnCustomizer);
        nativeTurnCustomizer = 0;
    }

    private static native void nativeFreeTurnCustomizer(long turnCustomizer);

    /**
     * Return a pointer to webrtc::TurnCustomizer.
     */
    @CalledByNative
    long getNativeTurnCustomizer() {
        checkTurnCustomizerExists();
        return nativeTurnCustomizer;
    }

    private void checkTurnCustomizerExists() {
        if (nativeTurnCustomizer == 0) {
            throw new IllegalStateException("TurnCustomizer has been disposed.");
        }
    }
}
